| abstract |
(57) [Summary] [Objective] To provide a compound having excellent cholinesterase inhibitory activity and monoamine uptake inhibitory activity and useful as a therapeutic / prophylactic agent for senile dementia [Constitution] [Formula 1] [In the formula, Ar is a tricyclic fused benzene ring group in which at least one heterocycle is fused, and may have a substituent, n is an integer of 2 to 10, R 1 is H or a substituted Y represents a 4-piperidinyl group, 1-piperazinyl group or 4-benzyl-1-piperidinyl group each of which may have a substituent. Or a salt thereof, a method for producing the compound or an agent thereof. |